Home / 417,651.18-626,476.77-102,104.34

Finding the Fourth Proportional to 417,651.18, 626,476.77 and 102,104.34

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Solution

The fourth proportional to 417,651.18, 626,476.77 and 102,104.34 is: 153,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,651.18 : 626,476.77 = 102,104.34 : x
  2. Step 2: Convert to fraction form
    417,651.18/626,476.77 = 102,104.34/x
  3. Step 3: Cross multiply
    417,651.18x = 626,476.77 × 102,104.34
  4. Step 4: Simplify right side
    417,651.18x = 63,965,997,126.18
  5. Step 5: Solve for x
    x = 63,965,997,126.18/417,651.18
  6. Step 6: Final answer
    x = 153,156.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.